/*
 * jQuery Nivo Slider v2.6
 * http://nivo.dev7studios.com
 *
 * Copyright 2011, Gilbert Pellegrom
 * Free to use and abuse under the MIT license.
 * http://www.opensource.org/licenses/mit-license.php
 * 
 * March 2010
 */

(function($){
    var NivoSlider=function(element,options){
        var settings=$.extend({},$.fn.nivoSlider.defaults,options);
        var vars={
            currentSlide:0,
            currentImage:'',
            totalSlides:0,
            randAnim:'',
            running:false,
            paused:false,
            stop:false
        };
        
        var slider=$(element);
        slider.data('nivo:vars',vars);
        slider.css('position','relative');
        slider.addClass('nivoSlider');
        var kids=slider.children();
        kids.each(function(){
            var child=$(this);
            var link='';
            if(!child.is('img')){
                if(child.is('a')){
                    child.addClass('nivo-imageLink');
                    link=child;
                }
                child=child.find('img:first');
            }
            var childWidth=child.width();
            if(childWidth==0)childWidth=child.attr('width');
            var childHeight=child.height();
            if(childHeight==0)childHeight=child.attr('height');
            if(childWidth>slider.width()){
                slider.width(childWidth);
            }
            if(childHeight>slider.height()){
                slider.height(childHeight);
            }
            if(link!=''){
                link.css('display','none');
            }
            child.css('display','none');
            vars.totalSlides++;
        });
        if(settings.startSlide>0){
            if(settings.startSlide>=vars.totalSlides)settings.startSlide=vars.totalSlides-1;
            vars.currentSlide=settings.startSlide;
        }
        if($(kids[vars.currentSlide]).is('img')){
            vars.currentImage=$(kids[vars.currentSlide]);
        }else{
            vars.currentImage=$(kids[vars.currentSlide]).find('img:first');
        }
        if($(kids[vars.currentSlide]).is('a')){
            $(kids[vars.currentSlide]).css('display','block');
        }
        slider.css('background','url("'+vars.currentImage.attr('src')+'") no-repeat');
        slider.append($('<div class="nivo-caption"><p></p></div>').css({
            display:'none',
            opacity:settings.captionOpacity
            }));
        var processCaption=function(settings){
            var nivoCaption=$('.nivo-caption',slider);
            if(vars.currentImage.attr('title')!=''&&vars.currentImage.attr('title')!=undefined){
                var title=vars.currentImage.attr('title');
                if(title.substr(0,1)=='#')title=$(title).html();
                if(nivoCaption.css('display')=='block'){
                    nivoCaption.find('p').fadeOut(settings.animSpeed,function(){
                        $(this).html(title);
                        $(this).fadeIn(settings.animSpeed);
                    });
                }else{
                    nivoCaption.find('p').html(title);
                }
                nivoCaption.fadeIn(settings.animSpeed);
            }else{
                nivoCaption.fadeOut(settings.animSpeed);
            }
        }
    processCaption(settings);
    var timer=0;
    if(!settings.manualAdvance&&kids.length>1){
        timer=setInterval(function(){
            nivoRun(slider,kids,settings,false);
        },settings.pauseTime);
    }
    if(settings.directionNav){
        slider.append('<div class="nivo-directionNav"><a class="nivo-prevNav">'+settings.prevText+'</a><a class="nivo-nextNav">'+settings.nextText+'</a></div>');
        if(settings.directionNavHide){
            $('.nivo-directionNav',slider).hide();
            slider.hover(function(){
                $('.nivo-directionNav',slider).show();
            },function(){
                $('.nivo-directionNav',slider).hide();
            });
        }
        $('a.nivo-prevNav',slider).live('click',function(){
            if(vars.running)return false;
            clearInterval(timer);
            timer='';
            vars.currentSlide-=2;
            nivoRun(slider,kids,settings,'prev');
        });
        $('a.nivo-nextNav',slider).live('click',function(){
            if(vars.running)return false;
            clearInterval(timer);
            timer='';
            nivoRun(slider,kids,settings,'next');
        });
    }
    if(settings.controlNav){
        var nivoControl=$('<div class="nivo-controlNav"></div>');
        slider.append(nivoControl);
        for(var i=0;i<kids.length;i++){
            if(settings.controlNavThumbs){
                var child=kids.eq(i);
                if(!child.is('img')){
                    child=child.find('img:first');
                }
                if(settings.controlNavThumbsFromRel){
                    nivoControl.append('<a class="nivo-control" rel="'+i+'"><img src="'+child.attr('rel')+'" alt="" /></a>');
                }else{
                    nivoControl.append('<a class="nivo-control" rel="'+i+'"><img src="'+child.attr('src').replace(settings.controlNavThumbsSearch,settings.controlNavThumbsReplace)+'" alt="" /></a>');
                }
            }else{
            nivoControl.append('<a class="nivo-control" rel="'+i+'">'+(i+1)+'</a>');
        }
        }
$('.nivo-controlNav a:eq('+vars.currentSlide+')',slider).addClass('active');
    $('.nivo-controlNav a',slider).live('click',function(){
    if(vars.running)return false;
    if($(this).hasClass('active'))return false;
    clearInterval(timer);
    timer='';
    slider.css('background','url("'+vars.currentImage.attr('src')+'") no-repeat');
    vars.currentSlide=$(this).attr('rel')-1;
    nivoRun(slider,kids,settings,'control');
});
}
if(settings.keyboardNav){
    $(window).keypress(function(event){
        if(event.keyCode=='37'){
            if(vars.running)return false;
            clearInterval(timer);
            timer='';
            vars.currentSlide-=2;
            nivoRun(slider,kids,settings,'prev');
        }
        if(event.keyCode=='39'){
            if(vars.running)return false;
            clearInterval(timer);
            timer='';
            nivoRun(slider,kids,settings,'next');
        }
    });
}
if(settings.pauseOnHover){
    slider.hover(function(){
        vars.paused=true;
        clearInterval(timer);
        timer='';
    },function(){
        vars.paused=false;
        if(timer==''&&!settings.manualAdvance){
            timer=setInterval(function(){
                nivoRun(slider,kids,settings,false);
            },settings.pauseTime);
        }
    });
}
slider.bind('nivo:animFinished',function(){
    vars.running=false;
    $(kids).each(function(){
        if($(this).is('a')){
            $(this).css('display','none');
        }
    });
if($(kids[vars.currentSlide]).is('a')){
    $(kids[vars.currentSlide]).css('display','block');
}
if(timer==''&&!vars.paused&&!settings.manualAdvance){
    timer=setInterval(function(){
        nivoRun(slider,kids,settings,false);
    },settings.pauseTime);
}
settings.afterChange.call(this);
});
var createSlices=function(slider,settings,vars){
    for(var i=0;i<settings.slices;i++){
        var sliceWidth=Math.round(slider.width()/settings.slices);
        if(i==settings.slices-1){
            slider.append($('<div class="nivo-slice"></div>').css({
                left:(sliceWidth*i)+'px',
                width:(slider.width()-(sliceWidth*i))+'px',
                height:'0px',
                opacity:'0',
                background:'url("'+vars.currentImage.attr('src')+'") no-repeat -'+((sliceWidth+(i*sliceWidth))-sliceWidth)+'px 0%'
                }));
        }else{
            slider.append($('<div class="nivo-slice"></div>').css({
                left:(sliceWidth*i)+'px',
                width:sliceWidth+'px',
                height:'0px',
                opacity:'0',
                background:'url("'+vars.currentImage.attr('src')+'") no-repeat -'+((sliceWidth+(i*sliceWidth))-sliceWidth)+'px 0%'
                }));
        }
    }
    }
var createBoxes=function(slider,settings,vars){
    var boxWidth=Math.round(slider.width()/settings.boxCols);
    var boxHeight=Math.round(slider.height()/settings.boxRows);
    for(var rows=0;rows<settings.boxRows;rows++){
        for(var cols=0;cols<settings.boxCols;cols++){
            if(cols==settings.boxCols-1){
                slider.append($('<div class="nivo-box"></div>').css({
                    opacity:0,
                    left:(boxWidth*cols)+'px',
                    top:(boxHeight*rows)+'px',
                    width:(slider.width()-(boxWidth*cols))+'px',
                    height:boxHeight+'px',
                    background:'url("'+vars.currentImage.attr('src')+'") no-repeat -'+((boxWidth+(cols*boxWidth))-boxWidth)+'px -'+((boxHeight+(rows*boxHeight))-boxHeight)+'px'
                    }));
            }else{
                slider.append($('<div class="nivo-box"></div>').css({
                    opacity:0,
                    left:(boxWidth*cols)+'px',
                    top:(boxHeight*rows)+'px',
                    width:boxWidth+'px',
                    height:boxHeight+'px',
                    background:'url("'+vars.currentImage.attr('src')+'") no-repeat -'+((boxWidth+(cols*boxWidth))-boxWidth)+'px -'+((boxHeight+(rows*boxHeight))-boxHeight)+'px'
                    }));
            }
        }
        }
    }
var nivoRun=function(slider,kids,settings,nudge){
    var vars=slider.data('nivo:vars');
    if(vars&&(vars.currentSlide==vars.totalSlides-1)){
        settings.lastSlide.call(this);
    }
    if((!vars||vars.stop)&&!nudge)return false;
    settings.beforeChange.call(this);
    if(!nudge){
        slider.css('background','url("'+vars.currentImage.attr('src')+'") no-repeat');
    }else{
        if(nudge=='prev'){
            slider.css('background','url("'+vars.currentImage.attr('src')+'") no-repeat');
        }
        if(nudge=='next'){
            slider.css('background','url("'+vars.currentImage.attr('src')+'") no-repeat');
        }
    }
vars.currentSlide++;
if(vars.currentSlide==vars.totalSlides){
    vars.currentSlide=0;
    settings.slideshowEnd.call(this);
}
if(vars.currentSlide<0)vars.currentSlide=(vars.totalSlides-1);
if($(kids[vars.currentSlide]).is('img')){
    vars.currentImage=$(kids[vars.currentSlide]);
}else{
    vars.currentImage=$(kids[vars.currentSlide]).find('img:first');
}
if(settings.controlNav){
    $('.nivo-controlNav a',slider).removeClass('active');
    $('.nivo-controlNav a:eq('+vars.currentSlide+')',slider).addClass('active');
}
processCaption(settings);
$('.nivo-slice',slider).remove();
$('.nivo-box',slider).remove();
if(settings.effect=='random'){
    var anims=new Array('sliceDownRight','sliceDownLeft','sliceUpRight','sliceUpLeft','sliceUpDown','sliceUpDownLeft','fold','fade','boxRandom','boxRain','boxRainReverse','boxRainGrow','boxRainGrowReverse');
    vars.randAnim=anims[Math.floor(Math.random()*(anims.length+1))];
    if(vars.randAnim==undefined)vars.randAnim='fade';
}
if(settings.effect.indexOf(',')!=-1){
    var anims=settings.effect.split(',');
    vars.randAnim=anims[Math.floor(Math.random()*(anims.length))];
    if(vars.randAnim==undefined)vars.randAnim='fade';
}
vars.running=true;
if(settings.effect=='sliceDown'||settings.effect=='sliceDownRight'||vars.randAnim=='sliceDownRight'||settings.effect=='sliceDownLeft'||vars.randAnim=='sliceDownLeft'){
    createSlices(slider,settings,vars);
    var timeBuff=0;
    var i=0;
    var slices=$('.nivo-slice',slider);
    if(settings.effect=='sliceDownLeft'||vars.randAnim=='sliceDownLeft')slices=$('.nivo-slice',slider)._reverse();
    slices.each(function(){
        var slice=$(this);
        slice.css({
            'top':'0px'
        });
        if(i==settings.slices-1){
            setTimeout(function(){
                slice.animate({
                    height:'100%',
                    opacity:'1.0'
                },settings.animSpeed,'',function(){
                    slider.trigger('nivo:animFinished');
                });
            },(100+timeBuff));
        }else{
            setTimeout(function(){
                slice.animate({
                    height:'100%',
                    opacity:'1.0'
                },settings.animSpeed);
            },(100+timeBuff));
        }
        timeBuff+=50;
        i++;
    });
}
else if(settings.effect=='sliceUp'||settings.effect=='sliceUpRight'||vars.randAnim=='sliceUpRight'||settings.effect=='sliceUpLeft'||vars.randAnim=='sliceUpLeft'){
    createSlices(slider,settings,vars);
    var timeBuff=0;
    var i=0;
    var slices=$('.nivo-slice',slider);
    if(settings.effect=='sliceUpLeft'||vars.randAnim=='sliceUpLeft')slices=$('.nivo-slice',slider)._reverse();
    slices.each(function(){
        var slice=$(this);
        slice.css({
            'bottom':'0px'
        });
        if(i==settings.slices-1){
            setTimeout(function(){
                slice.animate({
                    height:'100%',
                    opacity:'1.0'
                },settings.animSpeed,'',function(){
                    slider.trigger('nivo:animFinished');
                });
            },(100+timeBuff));
        }else{
            setTimeout(function(){
                slice.animate({
                    height:'100%',
                    opacity:'1.0'
                },settings.animSpeed);
            },(100+timeBuff));
        }
        timeBuff+=50;
        i++;
    });
}
else if(settings.effect=='sliceUpDown'||settings.effect=='sliceUpDownRight'||vars.randAnim=='sliceUpDown'||settings.effect=='sliceUpDownLeft'||vars.randAnim=='sliceUpDownLeft'){
    createSlices(slider,settings,vars);
    var timeBuff=0;
    var i=0;
    var v=0;
    var slices=$('.nivo-slice',slider);
    if(settings.effect=='sliceUpDownLeft'||vars.randAnim=='sliceUpDownLeft')slices=$('.nivo-slice',slider)._reverse();
    slices.each(function(){
        var slice=$(this);
        if(i==0){
            slice.css('top','0px');
            i++;
        }else{
            slice.css('bottom','0px');
            i=0;
        }
        if(v==settings.slices-1){
            setTimeout(function(){
                slice.animate({
                    height:'100%',
                    opacity:'1.0'
                },settings.animSpeed,'',function(){
                    slider.trigger('nivo:animFinished');
                });
            },(100+timeBuff));
        }else{
            setTimeout(function(){
                slice.animate({
                    height:'100%',
                    opacity:'1.0'
                },settings.animSpeed);
            },(100+timeBuff));
        }
        timeBuff+=50;
        v++;
    });
}
else if(settings.effect=='fold'||vars.randAnim=='fold'){
    createSlices(slider,settings,vars);
    var timeBuff=0;
    var i=0;
    $('.nivo-slice',slider).each(function(){
        var slice=$(this);
        var origWidth=slice.width();
        slice.css({
            top:'0px',
            height:'100%',
            width:'0px'
        });
        if(i==settings.slices-1){
            setTimeout(function(){
                slice.animate({
                    width:origWidth,
                    opacity:'1.0'
                },settings.animSpeed,'',function(){
                    slider.trigger('nivo:animFinished');
                });
            },(100+timeBuff));
        }else{
            setTimeout(function(){
                slice.animate({
                    width:origWidth,
                    opacity:'1.0'
                },settings.animSpeed);
            },(100+timeBuff));
        }
        timeBuff+=50;
        i++;
    });
}
else if(settings.effect=='fade'||vars.randAnim=='fade'){
    createSlices(slider,settings,vars);
    var firstSlice=$('.nivo-slice:first',slider);
    firstSlice.css({
        'height':'100%',
        'width':slider.width()+'px'
        });
    firstSlice.animate({
        opacity:'1.0'
    },(settings.animSpeed*2),'',function(){
        slider.trigger('nivo:animFinished');
    });
}
else if(settings.effect=='slideInRight'||vars.randAnim=='slideInRight'){
    createSlices(slider,settings,vars);
    var firstSlice=$('.nivo-slice:first',slider);
    firstSlice.css({
        'height':'100%',
        'width':'0px',
        'opacity':'1'
    });
    firstSlice.animate({
        width:slider.width()+'px'
        },(settings.animSpeed*2),'',function(){
        slider.trigger('nivo:animFinished');
    });
}
else if(settings.effect=='slideInLeft'||vars.randAnim=='slideInLeft'){
    createSlices(slider,settings,vars);
    var firstSlice=$('.nivo-slice:first',slider);
    firstSlice.css({
        'height':'100%',
        'width':'0px',
        'opacity':'1',
        'left':'',
        'right':'0px'
    });
    firstSlice.animate({
        width:slider.width()+'px'
        },(settings.animSpeed*2),'',function(){
        firstSlice.css({
            'left':'0px',
            'right':''
        });
        slider.trigger('nivo:animFinished');
    });
}
else if(settings.effect=='boxRandom'||vars.randAnim=='boxRandom'){
    createBoxes(slider,settings,vars);
    var totalBoxes=settings.boxCols*settings.boxRows;
    var i=0;
    var timeBuff=0;
    var boxes=shuffle($('.nivo-box',slider));
    boxes.each(function(){
        var box=$(this);
        if(i==totalBoxes-1){
            setTimeout(function(){
                box.animate({
                    opacity:'1'
                },settings.animSpeed,'',function(){
                    slider.trigger('nivo:animFinished');
                });
            },(100+timeBuff));
        }else{
            setTimeout(function(){
                box.animate({
                    opacity:'1'
                },settings.animSpeed);
            },(100+timeBuff));
        }
        timeBuff+=20;
        i++;
    });
}
else if(settings.effect=='boxRain'||vars.randAnim=='boxRain'||settings.effect=='boxRainReverse'||vars.randAnim=='boxRainReverse'||settings.effect=='boxRainGrow'||vars.randAnim=='boxRainGrow'||settings.effect=='boxRainGrowReverse'||vars.randAnim=='boxRainGrowReverse'){
    createBoxes(slider,settings,vars);
    var totalBoxes=settings.boxCols*settings.boxRows;
    var i=0;
    var timeBuff=0;
    var rowIndex=0;
    var colIndex=0;
    var box2Darr=new Array();
    box2Darr[rowIndex]=new Array();
    var boxes=$('.nivo-box',slider);
    if(settings.effect=='boxRainReverse'||vars.randAnim=='boxRainReverse'||settings.effect=='boxRainGrowReverse'||vars.randAnim=='boxRainGrowReverse'){
        boxes=$('.nivo-box',slider)._reverse();
    }
    boxes.each(function(){
        box2Darr[rowIndex][colIndex]=$(this);
        colIndex++;
        if(colIndex==settings.boxCols){
            rowIndex++;
            colIndex=0;
            box2Darr[rowIndex]=new Array();
        }
    });
for(var cols=0;cols<(settings.boxCols*2);cols++){
    var prevCol=cols;
    for(var rows=0;rows<settings.boxRows;rows++){
        if(prevCol>=0&&prevCol<settings.boxCols){
            (function(row,col,time,i,totalBoxes){
                var box=$(box2Darr[row][col]);
                var w=box.width();
                var h=box.height();
                if(settings.effect=='boxRainGrow'||vars.randAnim=='boxRainGrow'||settings.effect=='boxRainGrowReverse'||vars.randAnim=='boxRainGrowReverse'){
                    box.width(0).height(0);
                }
                if(i==totalBoxes-1){
                    setTimeout(function(){
                        box.animate({
                            opacity:'1',
                            width:w,
                            height:h
                        },settings.animSpeed/1.3,'',function(){
                            slider.trigger('nivo:animFinished');
                        });
                    },(100+time));
                }else{
                    setTimeout(function(){
                        box.animate({
                            opacity:'1',
                            width:w,
                            height:h
                        },settings.animSpeed/1.3);
                    },(100+time));
                }
            })(rows,prevCol,timeBuff,i,totalBoxes);
        i++;
    }
    prevCol--;
    }
timeBuff+=100;
}
}
}
var shuffle=function(arr){
    for(var j,x,i=arr.length;i;j=parseInt(Math.random()*i),x=arr[--i],arr[i]=arr[j],arr[j]=x);
    return arr;
}
var trace=function(msg){
    if(this.console&&typeof console.log!="undefined")
        console.log(msg);
}
this.stop=function(){
    if(!$(element).data('nivo:vars').stop){
        $(element).data('nivo:vars').stop=true;
        trace('Stop Slider');
    }
}
this.start=function(){
    if($(element).data('nivo:vars').stop){
        $(element).data('nivo:vars').stop=false;
        trace('Start Slider');
    }
}
settings.afterLoad.call(this);
return this;
};

$.fn.nivoSlider=function(options){
    return this.each(function(key,value){
        var element=$(this);
        if(element.data('nivoslider'))return element.data('nivoslider');
        var nivoslider=new NivoSlider(this,options);
        element.data('nivoslider',nivoslider);
    });
};

$.fn.nivoSlider.defaults={
    effect:'random',
    slices:15,
    boxCols:8,
    boxRows:4,
    animSpeed:500,
    pauseTime:3000,
    startSlide:0,
    directionNav:true,
    directionNavHide:true,
    controlNav:true,
    controlNavThumbs:false,
    controlNavThumbsFromRel:false,
    controlNavThumbsSearch:'.jpg',
    controlNavThumbsReplace:'_thumb.jpg',
    keyboardNav:true,
    pauseOnHover:true,
    manualAdvance:false,
    captionOpacity:0.5,
    prevText:'Prev',
    nextText:'Next',
    beforeChange:function(){},
    afterChange:function(){},
    slideshowEnd:function(){},
    lastSlide:function(){},
    afterLoad:function(){}
};

$.fn._reverse=[].reverse;
})(jQuery);